Pith Number

pith:SSMG257N

pith:2023:SSMG257NX6J4Q35HMIAR53LBFC

not attested not anchored not stored refs pending

K-stable Fano 3-folds in the families 2.18 and 3.4

Ivan Cheltsov, Jihun Park, Kento Fujita, Takashi Kishimoto

arxiv:2304.11334 v1 · 2023-04-22 · math.AG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SSMG257NX6J4Q35HMIAR53LBFC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

On the coupled stability thresholds of graded linear series

Receipt and verification

First computed	2026-07-05T06:03:31.439034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94986d77edbf93c86fa762011eed6128a9204df77923a78d86f2565e6840200b

Aliases

arxiv: 2304.11334 · arxiv_version: 2304.11334v1 · doi: 10.48550/arxiv.2304.11334 · pith_short_12: SSMG257NX6J4 · pith_short_16: SSMG257NX6J4Q35H · pith_short_8: SSMG257N

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/SSMG257NX6J4Q35HMIAR53LBFC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 94986d77edbf93c86fa762011eed6128a9204df77923a78d86f2565e6840200b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8014b4ba34ec98b4a0db49df1a09179f640a782e593745f38c3430c80039a48e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2023-04-22T07:15:22Z",
    "title_canon_sha256": "04a5dd432697ec690e31d2df32e14dea8d26a8e1226c39e288e92f270b734412"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.11334",
    "kind": "arxiv",
    "version": 1
  }
}